The invention relates to a method for improving the flavor of seasoning edible mushroom paste, belonging to the field of edible mushroom processing technologies. The method mainly comprises the following steps of: with edible mushroom and soybean paste as main raw materials, adding home-made chili oil into a pot, adding cleaned and chopped onion, ginger and garlic after the oil becomes hot, stir-frying, adding the soybean paste, and adding diced edible mushroom after the paste flavor can be smelt; adding the seasonings of gourmet powder, sugar, salt, I+G, lenthionine, five spice powder, cooking wine, vinegar and the like; and finally, canning, degassing, sealing, disinfecting and cooling the paste to obtain the finished product. According to the invention, the edible mushroom and the soybean paste are mixed, so that the product not only has paste flavor but also has unique mushroom flavor; and moreover, by adding the seasonings of gourmet powder, salt, I+G, lenthionine and the like, the flavor of the mushroom paste is blended, and the taste is fresh, salty and sweet. The method has simple process, the effect of flavor improvement is good, the mushroom paste is safe and hygiene, and industrialized production can be realized.